saraelizabeth7282 saraelizabeth7282 14-03-2024 Mathematics contestada Perform the indicated row operations: [2 −1 −4| 7] -10R2 → R2 [2 -1 -4|7][0 3 −2| 5] → [0 __ __|__][0 10 8| 2] 3R3 → R3 [0 __ __|__]